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20130416
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of ongoing debate we've had for years with facial recognition technology and how much of that we aught to be having in this country which raises all sorts of civil liberty questions and big brother questions. i think this episode that we've witnessed just this afternoon could become a very big factor in that debate about facial recognition technology in this country. >> i think you're absolutely right. i think as we see things up fold, it'll spark a number of larger debates but i was wondering, michael, do have you a sense of a time line when this information came to law enforcement, when they figured thought was a significant lead, where we are in that time line now? >> it was a eureka moment when they found the video of from we lef that lord & taylor store a couple lhundred yards from here showing the individual dropping off the bag. that was not something they had yesterday. from all our sourcing, through last night, through this morning. there were no breakthroughs. so my guess is they got that at some point early today. and it filtered up and they matched it up with the video from
you identify -- do you look through mug shots? how do you find that person? >> the technology has improved tremendously in terms of facial recognition technology and they are using that matching images on video at the scene to any faces that might be in databases and running that to see if there's any sort of match. another way is, okay, here's an image that we've got. let's go back to others who we know that were at the scene and who were at businesses nearby and show a picture. that would be routine police work that is done. that's many, many aspects and i'm sure there are others that they are not going to talk to us about as they attempt to track down who planted these devices. >> help me here because all the time we're talking about union station or 30th street station in philly or anywhere, there's a big stein and an announcement. why don't they let the people see the person and say, i know this i goo, i know this woman? i assume it's a guy. >> that's part of the debate that's been going on all day today as you look at the mess that went on this afternoon with some of the bad
match and they are, again, using all their computers and technology to try to, as the names come in, to try to find them and find out which tips are more credible than the others. >> i'm wondering, jonathan, if you were in that crowd and survived and you're watching right now, does the human memory work that way that you would recognize these two guys walking along dressed as they were? >> i don't know. looking over the videotapes of that crowd, people were coming, going, celebratory, people watching the race, looking out on to the marathoners finishing up looking for their friends, loved ones, and probably not paying attention as closely to people around them. so i'm not exactly sure unless something stood out and my speculation is that someone noticed this guy in the white hat and setting something down, perhaps somebody remembers that and thought that's strange. but looking at this videotape, it just looks like ordinary guys in their 20s walking along this marathon route near the end of the race. >> or, to be honest about it and complete, guys dressed like regular american guys w
businesses -- and again, technology smaller than a hockey puck. people see them if they are aware of them. the plexiglass dome can often contain three or four camera heads. sometimes led lighting at night. >> this is a radical change from five or six years a i go. all of our cities are wired. some of those will be the official cameras for say the boston police department. as you said, almost every business and every person. and that's why officials came out early on and said, please, turn this in. preserve it. otherwise the businesses might ordinarily lose that after a couple of days. so it needed to be preserved. get to the government. it takes time to get through all this. once you know about the location and timeframe, officials can get through that relatively rapidly. >> quite extraordinary yesterday. people taking the air shuttle and flying from boston logan to let's say, new york, were stopped. heard an announcement. before you leave here, ask yourself, do you have any evidence. did you take any pictures of the marathon? i arrived at the amtrak station yesterday and heard announceme
and the technology to isolate these photographs. >> all right, former fbi profiler clint van zant. we just want to bring viewers up to speed on where things stand right now. a number of developments. a tremendous amount of activity over the course of the last few hours and here's where things stand at this time. one of the suspects in the boston marathon bombing is dead at this time. one of suspects at large. that suspect was referred to as suspect number two, shown in photos wearing the white cap and fishlts say that he's believed to be armed and dangerous. they're advising the public to use extreme caution and advising massachusetts residents to stay indoors and not answer their doors. a human toll here, one police officer was killed overnight in a shootout with this man. story. stay with us for more. >>> good morning. lester holt in watertown, massachusetts, after a dramatic night, the two men suspected of carrying out the marathon bombing in boston on monday have apparently led police on a wild chase, a shootout. this morning, one is dead, another is at large. place here in watertown tellin
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